Ruling · Rudra Vrata · 1960

Tuesday 23 August

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 271 minutes.

Decide it for

BaodingDelhiKolkataSingaporeSydneyJersey City

38°52′ N 115°28′ E · Asia/Shanghai · GeoNames 1816971

The two middays

One ghaṭī is 24 minutes. Madhyāhna is 1 ghaṭikā either side of midday.

Midday of Monday 22 August

Pratipadā is absent from madhyāhna. Not taken.

madhyāhna begins 11:57  12:45 madhyāhna ends
11:0911:3311:5712:2112:4513:0913:33

0 of 48 minutes covered

Midday of Tuesday 23 August

Taken. The only midday Pratipadā reaches.

madhyāhna begins 11:56  12:44 madhyāhna ends
11:0811:3211:5612:2012:4413:0813:32

48 of 48 minutes covered

Pratipadā presentMadhyāhna, the window the rule readsThe instant the tithi begins or ends

How it was decided

  1. 01

    Aṅga

    Pratipadā runs from 17:15 on Mon 22 Aug to 18:28 on Tue 23 Aug.

    1960-08-22T09:15:15Z → 1960-08-23T10:27:43Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 11:57–12:45 on the 22nd, 11:56–12:44 on the 23rd.

    madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′

  3. 03

    Rule

    Pratipadā must be present during madhyāhna. It covers 0 of 48 minutes on the 22nd and 48 of 48 on the 23rd.

    Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 103

  4. 04

    Tie-break

    Only one midday qualifies. No tie-break is needed.

    priority: purvaviddha → only-day · margin 16233 s

  5. 05

    Ruling

    Rudra Vrata, Baoding, 1960: Tuesday 23 August.

    confidence: determinate

Say it like this

In Baoding, Rudra Vrata 1960 falls on Tuesday 23 August. Pratipadā runs from 17:15 on Mon 22 Aug to 18:28 on Tue 23 Aug and covers all of madhyāhna that midday.

ahargana.org/baoding/festivals/1960/rudra-vrata · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingTue 23 Aug
Ahargaṇa, classicalDisc centre, no refractionTue 23 Aug
compat-drikpanchangComparison profileTue 23 Aug
No institution has a recorded ruling for Baoding.

Institutional rulings are recorded with a source address, and are never edited to agree.

The rule, as data

/rules/rudra-vrata · ruleset 2026.3-draft

Month
Bhādrapada, amānta
Pakṣa · aṅga
Śukla · Pratipadā
Kāla
Madhyāhna
Priority
Pūrvaviddhā
Tie-break
First day
Reference
CRC 1955, p. 103

“S 1 Rudra vrata (purvaviddha).” Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 103.

The same rule, elsewhere

Twelve places, west to east. Local clock times.

PlacePratipadāMadhyāhna 22ndCoveredMadhyāhna 23rdCoveredRuled
Los Angeles02:15 → 03:2812:3148 min12:310 min22 Aug
Chicago04:15 → 05:2812:2948 min12:290 min22 Aug
Jersey City05:15 → 06:2812:3548 min12:340 min22 Aug
Port of Spain05:15 → 06:2811:4548 min11:440 min22 Aug
London10:15 → 11:2812:3948 min12:380 min22 Aug
Durban11:15 → 12:2811:3548 min11:3548 min22 Aug
Dubai13:15 → 14:2811:570 min11:5748 min23 Aug
Delhi14:45 → 15:5812:000 min11:5948 min23 Aug
Kolkata14:45 → 15:5811:150 min11:1548 min23 Aug
Singapore16:45 → 17:5812:130 min12:1348 min23 Aug
Sydney19:15 → 20:2811:340 min11:3448 min23 Aug
Suva21:15 → 22:2811:450 min11:4548 min23 Aug
Profile · tradition
pac-rp@2026.1 · smarta
Rule
rudra-vrata@2026.3-draft
Engine · kernel
0.1.0 · de440 7eef…ea74
Boundary margin
300 s

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